239842016

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{937}}^1$

素因数の和:1387

約数の個数: 48

約数和(自身を含む): 498753360

約数和(自身を除く): 258911344

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 421, 608, 842, 937, 1684, 1874, 3368, 3748, 6736, 7496, 7999, 13472, 14992, 15998, 17803, 29984, 31996, 35606, 63992, 71212, 127984, 142424, 255968, 284848, 394477, 569696, 788954, 1577908, 3155816, 6311632, 7495063, 12623264, 14990126, 29980252, 59960504, 119921008, 239842016]

約数ペア:

[(1, 239842016), (2, 119921008), (4, 59960504), (8, 29980252), (16, 14990126), (19, 12623264), (32, 7495063), (38, 6311632), (76, 3155816), (152, 1577908), (304, 788954), (421, 569696), (608, 394477), (842, 284848), (937, 255968), (1684, 142424), (1874, 127984), (3368, 71212), (3748, 63992), (6736, 35606), (7496, 31996), (7999, 29984), (13472, 17803), (14992, 15998)]